Aitziber Ibáñez was a PhD student at Universidad Autónoma de Madrid (UAM). She finished her Bachelor’s degree in Mathematics at the University of the Basque Country (UPV/EHU) in June 2009. She studied Master’s degree in Computational Engineering and Intelligent Systems, also in (UPV/EHU). Author's contribution: Optimal control applied to collective behaviour Guidance by repulsion model describing the behaviour of two agents, a driver and an evader Authors: Ramon Escobedo, Aitziber Ibáñez, Enrique Zuazua - 05 November 2017 Long time control and the Turnpike property The turnpike property improves the numerical methods used to solve optimal control problems Authors: Aitziber Ibáñez, Enrique Zuazua - 04 May 2017